Buildings and structures of American railroads. A reference book for railroad managers, superintendents, master mechanics, engineers, architects, and students (1893)
Berg, Walter Gilman, 1858-1908 · New York Wiley · leaf 226
n. X 12 in. and 4 in. X 12 in. The floor consists of 2-in. rough boards on 3-in.X 12-in. joists, spaced 20 in., which latter rest on 4-in. X 14-in. girders, spaced 6 ft., spanning thespace between the pits. The pits are of timber, 4 ft. wide by 54 ft. long in the clear, and 3 ft. deep.The rise of… … Fig. 322.—Cross-section. designed for the Philadelphia & Reading Railroad, is a segment of a brick roundhouse with woodenroof-trusses wooden posts in the interior, and slate roof, the peak of the roof being placed e.xcentric,so as to be located more immediately above the smoke-stack of the…
Building · Railroads
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